The average Wastewater Treatment Supervisor salary in Washington is $133,260. The salary range for a Wastewater Treatment Supervisor is usually between $119,764 and $148,994 per year, representing the 25th to 75th percentiles respectively. The top 10% of earners, that is the 90th percentile, have an annual salary of $214,167. The average hourly pay for a Wastewater Treatment Supervisor is $64.07 per hour.
The employer paying the highest salary for a Wastewater Treatment Supervisor job in Washington is County of King with an average salary as high as $138,663.
| Employer | Average Salary |
|---|---|
| County of King, WA | $138,663 |
| Job Title | Average Salary |
|---|---|
| Wastewater Treatment Plant Operator | $54,395 |
| Wastewater Operator | $57,753 |
| Wastewater Plant Operator | $54,986 |
| Wastewater Superintendent | $77,867 |
| Wastewater Treatment Plant Supervisor | $89,940 |
| Wastewater Treatment Plant Superintendent | $86,700 |
| Wastewater Treatment Operator | $57,587 |
| Wastewater Supervisor | $72,866 |
| Wastewater Foreman | $80,442 |
| Wastewater | $57,026 |
Select a state to view specific salary for Wastewater Treatment Supervisor and other interesting information
| State | Average Salary | Records Number |
|---|---|---|
| Arizona | $44,990 | 1 |
| California | $206,298 | 1 |
| Kansas | $47,022 | 1 |
| Massachusetts | $94,309 | 1 |
| Ohio | $70,347 | 8 |
| Oregon | $77,604 | 1 |
| Pennsylvania | $56,905 | 1 |
| Washington | $138,663 | 14 |
| Wyoming | $5,850 | 1 |